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SICK LSI Technical Description - 06/98

10.1 LEDs on the LSI

On the LSI and the PLSs there are light-emitting diodes (LEDs)

which deliver important information on the functioning of your

system. Here you can find out what the LEDs indicate.

LEDs on the PLS sensor

Red Yellow Green

ERROR

WEAK/

RES

OSSD

Yellow

Green

Red

Green

Red

Yellow

LEDs on the LSI

OSSD

(Green)

OSSD

(Red)

WEAK/ ERROR

(Yellow)

RES

(Yellow)

Status

Protective field free

Object in protective field

Contamination warning *

Contamination *

Fatal error **

Startup testing

Waiting for restart

1 Hz

4 Hz

1 Hz

LSI LEDs:

Green

Red

Yellow

1 Hz

4 Hz

1 Hz

Status

Protective field free

Object in protective field

Contamination warning *

Contamination *

Fatal error **

Startup testing

Waiting for restart

Output levels on LSI:

* Clean front screen of sensor with plastic cleaner and a soft cloth.
** System error: Carry out system diagnosis (see section 9.15).

= LED lit

= LED flashing slowly

1 Hz

= LED flashing rapidly

4 Hz

= Output switches to high

= Output switches to low

= Output switches between high and low

4 Hz

= Output constantly low

PLS LEDs:

Output

OSSD

Output

Warning field

Output

ERROR

4 Hz

Status

Protective field free

Warning field free

Object in protective field

Object in warning field

Contamination warning *

Contamination *

Fatal error **

Startup testing

Waiting for restart

10 Care and Maintenance

Summary of Contents for LSI 101

Page 1: ...T E C H N I C A L D E S C R I P T I O N L a s e r S c a n n e r I n t e r f a c e L S I 1 0 1...

Page 3: ...d 50 9 14 Change screen view 51 9 15 Interrogate fault memory system diagnosis 53 Initial fault diagnosis 53 Interrogate LSI fault memory 53 Interrogate sensor fault memory 54 Deconfigure sensor 55 10...

Page 4: ...4 SICK LSI Technical Description 06 98 1 Approvals and Certificates...

Page 5: ...ime of the LSI system is adequate in every monitoring case to protect the hazardous area the response time of the LSI depends on the multiple evaluation and is pre set in the PLS LSI user software Mak...

Page 6: ...the LSI The LSI compares the data received from the sensor with the contour of the defined monitoring area Evaluation of a monitoring case in the LSI simplified block diagram As soon as the LSI detec...

Page 7: ...the LSI can protect the interiors of large machines You can define various monitoring cases to match the active protective fields to the situation on the machine and to monitor different hazardous ar...

Page 8: ...e the LSI with PLS type 101 316 for vehicle protection in which case note that the response time of the LSI is not programmable but is fixed at 270 ms Monitoring cases To view the monitoring areas on...

Page 9: ...Protection IP54 or higher Shielded cable Max pulse frequency 100 kHz Determine the number of pulses each incremental encoder delivers per centimetre covered by your vehicle running in a straight line...

Page 10: ...ser software as from version 03 20 is used to program a single PLS or a LSI system It is supplied with the PLS on a 3 5 floppy disk Available connection sets Connection set A 1 PLS supply plug 1 PLS i...

Page 11: ...be avoided Mounting the LSI on a top hat rail Mount the LSI as shown in the diagram with a TS 35 top hat rail Mounting the LSI on a wall Unscrew the top hat rail fixture Attach the supplied wall brack...

Page 12: ...the LSI communication terminals e g Sensor 1 to the PLS interface Connect the LSI termination shielding to the strain relief The PLS termination shielding is not contacted Follow the pin assignment Co...

Page 13: ...pendix Label the connectors to avoid incorrect connection Connecting LSI inputs Connect the inputs A B C D of the LSI to the controller as shown in the connection sketch Use 4 pin socket connector str...

Page 14: ...the hazardous area is fully visible Connecting a contactor monitor as required Connect the break contacts of the contactors to inputs EDM A and EDM B as shown in the diagram K1 to K4 are contacts of t...

Page 15: ...Hz Make sure each incremental encoder delivers at least 50 pulses per centimeter covered by your vehicle for configuration of the incremental sensors see section 9 7 and the calculation example in the...

Page 16: ...e LSI For this the LSI is fitted with a switchable interface which permits you to connect the PC and LSI quickly and easily Connect the LSI RS 232 interface COM port to a free serial port on the PC Us...

Page 17: ...n 4 MB available hard disk capacity MS Windows version 3 11 or higher or Windows 95 Color monitor recommended not monochrome monitor When installing your PLS LSI user software you are guided by the in...

Page 18: ...n 9 13 Log the configuration data stored in the LSI and back up the configuration on the hard disk or on a floppy see section 9 12 Other options In addition to the essential steps you can use a number...

Page 19: ...s Click on Yes The PC receives the pre configured settings and displays them on screen This dialog box appears To be able later to send the configuration and monitoring areas to the LSI you must log o...

Page 20: ...gle address Universal address zero This is the recommended setting If you set Universal address the stored configuration can be transferred at a later time to any other LSI Single address between 5 an...

Page 21: ...estarts after a protective field infringement or a reset when the protective field is free and the restart button is pressed Without delay The system restarts immediately after the pre set response ti...

Page 22: ...for the monitoring area and click on Continue This dialog box appears Select the shape of the protective field and warning field You can define the sizes of the fields now or later If you want to def...

Page 23: ...dialog box appears Select the sensor to be active in this monitoring case Select the monitoring area you want monitored on the selected sensor Click on Continue This dialog box appears For the availa...

Page 24: ...is in how many consecutive scans the sensor must detect a foreign body in the protective field before the configured outputs are shut off between 2 and 16 scans are possible If you combine the LSI wit...

Page 25: ...choose LSI Configuration Send to LSI from the menu or click on the Send Configuration button on the toolbar The screen displays an overview of the configuration settings for you to check through once...

Page 26: ...areas and sensors in the monitoring cases Convert field shape To convert a field into a different shape choose Edit Convert Into from the menu Various field shapes are available to choose from Segmen...

Page 27: ...4 or From the menu choose Edit Field Coordinates This dialog box appears showing the dimensions of the rectangle Enter the dimensions you want Confirm with OK The dimensions of the rectangle are chang...

Page 28: ...ect the point in the list and click on the Edit button Enter your desired coordinates in the dialog box To delete a point Select the point in the list and click on the Remove button Note You can also...

Page 29: ...ective fields and warning fields are marked with an asterisk and so have been transmitted correctly If you already sent the configuration before you can click on No If you have not yet sent the config...

Page 30: ...e logged on As an Authorized Client you are automatically guided through all steps as when creating a new configuration see section 9 3 As SICK Service you can only call up and change specific setting...

Page 31: ...ined monitoring cases their input and output definitions and the active sensors and monitoring areas Here you can keep a continuous check on your settings Check plausibility Click on Check During conf...

Page 32: ...be inverse to each other e g for input A signals A1 and A2 Input A low A1 1 and A2 0 Input A high A1 0 and A2 1 In this the value set in the dialog box always corresponds to the signal level of the as...

Page 33: ...be activated Note on unique and alternative orders In programming the order make sure only one input changes its state during switchover Example of order A B 1 0 0 2 1 0 3 1 1 4 0 1 Change inputs and...

Page 34: ...ion It is then only possible to reload a configuration at a later time if the address specified here and the one stored in the LSI match This makes sense when you want to ensure that a configuration s...

Page 35: ...this option you must intentionally interrupt the protective field one time after switching on the system Only then is the system ready for operation How to perform startup testing is described in sect...

Page 36: ...e You can do this by intruding intentionally into the monitoring areas Only start up the plant or vehicle when you are sure all monitoring areas are operating effectively Convert fields You can conver...

Page 37: ...a protective field back in as a protective field and a warning field as a warning field From the menu choose Edit Copy to copy the current field to the clipboard From the Active Field list select ano...

Page 38: ...alley From the menu choose Edit Field Coordinates In the list select the point whose position you want to change and click on Edit This dialog box appears Enter the coordinates you want for x and y S...

Page 39: ...n the toolbar The active sensor scans its surroundings and shows you the results The contour you see on screen is the largest possible extent of the protective field the precise contour of the protect...

Page 40: ...urposes Infringe the protective field intentionally and run over the contour until you reach all 361 points and all measuring rays It is important to do this inwards in a corridor up to around 70 cm f...

Page 41: ...le for a typical application is given in the appendix section 11 1 To enable to configuration to be transferred subsequently to the LSI log on as an Authorized Client by choosing LSI User Category fro...

Page 42: ...25 The values of the two incremental sensors must only deviate from each other by up to this amount Note The speed difference entered here may be exceeded for max 20 seconds e g for cornering Activat...

Page 43: ...is option and enter the speed range in which the monitoring case is to be active Notes To avoid errors make sure that a monitoring case is defined for every speed which may occur on the vehicle Speeds...

Page 44: ...ng cases on PC to check the assignment of the sensors and fields at various speeds In section 9 10 you will find information on the I O Monitor menu function with which you can receive and log the swi...

Page 45: ...g the logged on sensors For the available inputs A B C D define the desired state 0 low 1 high If you have connected incremental sensors check the Speed checkbox and enter the speed you want in the li...

Page 46: ...field was infringed From the menu choose LSI Tools Measurements Record Measurements Specify a file name under which the measured values are to be stored and click on OK This dialog box appears Click...

Page 47: ...d at the same time are logged as ASCII text If you are using the LSI on a vehicle and have connected incremental sensors here you can read off and record the speed data and the speed difference betwee...

Page 48: ...it is described in the next section From the menu choose File View Several pages appear listing all the configuration settings in text and diagrams You can check over your settings any time here Scrol...

Page 49: ...or Previous button Change view Click on the One Page Two Pages button Change size of screen view You can zoom the screen view in or out in two stages Click on the Zoom In or Zoom Out button The view...

Page 50: ...ry or click on the Logon Logoff User Category button on the toolbar Log on as an Authorized Client using the old password e g SICK_PLS Choose LSI Password Change for Authorized Client This dialog box...

Page 51: ...with every click of the mouse Or click on the Zoom Out button on the toolbar The zoomed segment is unzoomed one stage further with every click of the mouse Move view Click on the Move button on the to...

Page 52: ...grid pattern labels and visible area on screen Restore defaults Click on the Default button All values are reset to their defaults Confirm settings Click on OK Set displayed measurements You can set h...

Page 53: ...t codes are given in the bottom section of the list display To find out what the fault codes mean and whether you can rectify the fault yourself refer to the fault table in section 10 2 If necessary y...

Page 54: ...xt you want Your text is then appended to the result log Print result log Click on Print Save result log as file Click on Save and enter a file name and destination directory folder Note When you have...

Page 55: ...ize from the menu to reset the LSI system In case of LSI fault Choose LSI Initialize from the menu to reset the LSI system Or execute the Reset and initialization telegram in the SICK diagnosis The LS...

Page 56: ...Hz LSI LEDs Green Red Yellow 1 Hz 4 Hz 1 Hz Status Protective field free Object in protective field Contamination warning Contamination Fatal error Startup testing Waiting for restart Output levels o...

Page 57: ...tch power off and back on again Replace the LSI or contact SICK Service 59 Initialization error on channel 1 Contact SICK Service 60 Initialization error on channel 2 Contact SICK Service 61 63 OSSD e...

Page 58: ...nfigure LSI or contact SICK Service 115 Initialization error sensor 2 Check wiring between LSI and sensor 2 Check that connected sensor type matches configured type Reconfigure LSI or contact SICK Ser...

Page 59: ...monitoring case switching Check setting of order in configuration see section 9 4 180 Error in sensor 1 Switch power off and back on again Interrogate sensor fault memory see section 9 15 Replace the...

Page 60: ...Switch power off and back on again Replace the LSI or contact SICK Service 243 Contactor monitor EDM A open when output inactive Check contactor monitor EDM A Switch power off and back on again Repla...

Page 61: ...el could be inside the protection field before it is monitored by the PLS Ensure that fields are selected before any hazard is likely to arise For area protection Example 1 Machining centre with three...

Page 62: ...ystem is configured as follows One PLS sensor connected Two protective fields simultaneous and one warning field defined Two OSSD outputs and one warning field output configured Three monitoring cases...

Page 63: ...of 3 5 cm The incremental encoder used delivers 1000 pulses per revolution Circumference of forklift wheel d x 35 cm x 109 96 cm One revolution of the forklift wheel corresponds to ten revolutions of...

Page 64: ...OWER IN POWER OUT 24V DC 0 V Si K4 K3 K7 K2 K1 K6 RES B SENSOR 1 y2 k4 x2 y2 x2 1 k3 y1 x1 k2 k1 y1 x1 K1 K2 Note on the circuit diagram Use only relays with positively driven contacts The protective...

Page 65: ...low and fast are activated via the incremental encoders monitoring cases left and right via the binary inputs Any order of monitoring cases Note on the circuit diagram Use only relays with positively...

Page 66: ...on How to set up startup testing in the PLS LSI user software is described in section 9 3 How to perform startup testing Switch on your LSI system allow a few seconds for start up On the active sensor...

Page 67: ...protective field has become free again After that time the red LED on the configured output goes out and the green LED lights up The output is then free Restart with restart button On the configured o...

Page 68: ...air to 24 V DC Current consumption of inputs RES EDM A and B Starting pulse current From 16 mA to 32 mA with time constant 100 s Static input current From 2 5 mA to 5 mA Current consumption of inputs...

Page 69: ...regulations applicable to the use of optoelectronic safety devices Depending on field of application additional regulations may be of importance for you You can get information on other device specifi...

Page 70: ...B1 B2 WZ A ERROR OSSD A1 OSSD A2 RES A EDM A EDM B RES B WZ B OSSD B1 OSSD B2 INPUT ERROR WEAK RES RES OR OR RS 422 OSSD OSSD C2 C1 D1 D2 C D SPEED INPUT RS 232 COM 4 3 2 1 _ _ _ _ _ _ DC 24 V DC 24...

Page 71: ...EED INPUT INPUT A A 2 A1 B1 B2 WZ A ERR O R O SSD A 1 O SSD A 2 R ES A ED M A ED M B RES B WZ B O SSD B1 O SSD B2 INPUT ERRO R WEA K RES RES O R O R RS 4 2 2 O SSD O SSD C 2 C 1 D1 D 2 C D SPEED INPUT...

Page 72: ...I O monitor Function of the PLS LSI user software with which the switching states of the LSI inputs and outputs are monitored and logged The data obtained can be saved to an ASCII file for subsequent...

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